IMGAPI-20: move imgapi to sdcnode 0.8.11
IMGAPI-20: move imgapi to sdcnode 0.8.11

joyent/sdc-imgapi,numericillustration/sdc-imgapi,numericillustration/sdc-imgapi,numericillustration/sdc-imgapi,joyent/sdc-imgapi,joyent/sdc-imgapi